The First Special Exhibition of Fy 2003 July 25 (Fri.) - December 15 (Mon.) East building (BF1) of the Hiroshima Peace Memorial Museum
		"It was an atomic bomb." - A History of A-bomb Investigations - 　Introduction 　Atomic Physics and Radiation Research in Japan on the Eve of the Bombing 　The Great Tragedy: a "New Type of Bomb" Out of the Blue 　First surveys: looking through the confusion to confirm an "atomic bomb" 　Damage surveys in the post-war turmoil 　The Special Committee for the Investigation of A-bomb Damages and Japan-US Joint Commission 　A-bomb documentary film by Japan Film Corporation 　A-bomb Investigations after the Occupation 　The Role of A-bomb Research Today 　Conclusion 　Retarn to the Special Exhibit TOP